TOP 40 ANDROID SECRET CODES

Cell Codes

All mobile phones have exceptional codes related to them. These codes are utilized to distinguish the telephone, the telephone's proprietor, and the specialist organization.

Suppose you have a wireless, you turn it on, and somebody attempts to call you. This is what happens to the call:

When you first catalyst the telephone, it's anything but a SID (see sidebar) on the control station. The control channel is an exceptional recurrence that the telephone and base station use to converse about things like hit set-up and station evolving. If the telephone can't discover any control stations to pay attention to, it realizes it is out of reach and shows a "no assistance" message.

When it gets the SID, the telephone looks at it to the SID customized into the telephone. On the off chance that the SIDs match, the telephone realizes that the cell it is speaking with is essential for its home framework.

Alongside the SID, the telephone additionally sends an enlistment demand, and the MTSO monitors the telephone's area in an information base. Thusly, the MTSO knows which cell you are in when it needs to ring your telephone.

The MTSO gets the call and attempts to discover you. It glances in its data set to see which cell you are in.

The MTSO picks a recurrence pair that your telephone will use in that phone to accept the call.

The MTSO speaks with your telephone over the control station to disclose which frequencies to utilize, and when your telephone and the pinnacle switch on those frequencies, the call is associated. Presently, you are talking by two-way radio to a companion.

As you push toward the edge of your phone, your phone's base station notes that your sign strength is decreasing. In the interim, the base station in the phone you are pushing toward (which is tuning in and estimating signal strength on all frequencies, not simply its own one-seventh) sees your telephone's sign strength expanding. The two base stations facilitate with one another through the MTSO, and eventually, your telephone gets a sign on a control station advising it to change frequencies. This handoff changes your telephone to the new cell.

1: *#06# => To show the display IMEI number

2: *#*#3264#*#* => to show the display RAM version

3: *#*#1111#*#* =>to show the display FTA SW version

4: *#*#2222#*#* => to show the display FTA HW version

5: *#*#2663#*#* => to show the display touchscreen version

6: *#*#232331#*#* => to test your Bluetooth

7 :#*#232337#*# => to display Bluetooth physic address

8: *#*#1472365#*#* => to test secret GPS

9: *#*#1275#*#* => to test other GPS

10: *#*#232339#*#* OR *#*#528#*#* or *#*# 526#*#* =>to test WIFI of phone

11: *#*#232338#*#* => to test WIFI Mac address

12: *#*#232338#*#* =. TO TEST VIBRATION AND BACKLIGHT OF DEVICE

13: *#*#0588#*#* => to test the proximity distance sensor of your device

14: *#*#2663#*#* => to test the touchscreen

15: *#*#0289#*#* or *#*#0673#*#* =>for audio test

16: *#*#197328640#*#* => to launch service mode

17: ##7764726 => hidden service menu (Motorola android device)

18: *#*#7262626#*#* => for field test

19: *2767*3855# => to format the phone

20: *#*#7780#*#* => to format factory setting (reset the factory default)

21: *#*#273282*255*663282*#*# => to create an immediate backup of multiple files

22: *#*#4636#*#* => to display phone information

23: *#*#34971539#*#* => to get detailed camera information

24: *#*#12580*369# =>for software and hardware information

25: *#301279# =.to display HSDPA/HSUPA control menu

26: *#*#8255#*#* => to start Gtalk monitoring

27: *#*#4986*2650468#*#* => to get PDA, phone H/W, and RF call date

28: *#*#44336#*#* => to display build time and change list number

29: *#*#0283#*#* => packet loopback test

30: *#*#0*#*#* => LCD display test

31: *#0*# =>enter service menu on new phones

32: *#9900# => diagnostic configuration

33: *#872564# => USB logging control

34: *#9900# => system dump mode

35: *#7465625# => view phone lock status

36: **05**# => executes emergency dial screen to unlock PUK code

37: *#*#8351#*#* => enables voice dialing logging mode

38: #*#8350#*#* => disables voice dialing logging mode

39: *#*7594#*#* => change the behavior of the power button

40: *#*#4636#*#* => to display phone information